Hidden pain behind right rib cage should be alerted to malignant tumor, digestive system diseases, costochondritis, herpes zoster and other diseases. 1. Malignant tumor: right lung cancer can invade right back chest wall and ribs, spine tumor, esophageal cancer, liver cancer, gallbladder cancer, renal cancer and other malignant tumors can cause hidden pain behind right ribs, malignant tumors can seriously affect patients’ life expectancy and survival period, and need early detection, early diagnosis and early treatment. 2. Digestive system diseases: such as hepatitis, cholecystitis, the stimulation of inflammation and parenchymal organ damage will lead to pain, which can be manifested as hidden pain behind the ribs, and usually combined with fever, vomiting and jaundice. 3. Costochondritis: inflammatory disease occurring in the rib cartilage, manifested as chest pain, pressure pain, swelling of the chest wall, chest tightness and other discomforts, the pain site is often located in the cartilage close to the sternum or the arch of the ribs. 4. Herpes zoster: In the prodromal stage of herpes zoster, low-grade fever and pain at the ribs appear, and after the prodromal stage, herpes in groups and clusters will appear. There are many causes of hidden pain behind the right rib cage, and it is recommended to go to the hospital for further consultation or diagnosis to avoid delay.